CN204014012U - A kind of audio amplifier with wireless charging receiver - Google Patents
A kind of audio amplifier with wireless charging receiver Download PDFInfo
- Publication number
- CN204014012U CN204014012U CN201420360915.9U CN201420360915U CN204014012U CN 204014012 U CN204014012 U CN 204014012U CN 201420360915 U CN201420360915 U CN 201420360915U CN 204014012 U CN204014012 U CN 204014012U
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- China
- Prior art keywords
- wireless charging
- audio amplifier
- circuit
- internal battery
- usb
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 230000006698 induction Effects 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000005674 electromagnetic induction Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000012913 prioritisation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The utility model relates to a kind of audio amplifier with wireless charging receiver, comprise audio amplifier body, in audio amplifier body, be provided with wireless charging receiver, wireless charging receiver comprises wireless charging receiving circuit, wireless charging receives electricity and is electrically connected with audio frequency Play Control circuit, audio frequency Play Control circuit is electrically connected with usb circuit, there is wireless charging receiving function and USB output function, utilize electromagnetic induction principle, in the time of wireless charging, the coil of transmitting terminal is close with the induction receiving coil of receiving terminal, the magnetic signal of transmitting coil is converted to the signal of telecommunication of interchange through induction receiving coil, this signal of telecommunication is converted to the 5V voltage of direct current through the rectifying and wave-filtering of controller, charge to internal battery, by the 5V direct current of internal battery, be connected to the USB interface of standard, in the time that USB device is connected to USB interface by USB line, the 5V powered by direct current that just can utilize internal battery to provide, one-object-many-purposes, for consumer offers convenience.
Description
Technical field
The utility model relates to a kind of audio amplifier, specifically, relates to a kind of audio amplifier with wireless charging receiver.
Background technology
Current audio amplifier is mainly used in audio plays, and function is relatively single, and need be communicated with charger to itself providing power supply maybe must connect and could charge to internal battery with wired electric wire with cable power line.
Utility model content
Problem to be solved in the utility model is for above problem, a kind of audio amplifier with wireless charging receiver is provided, solve the defect of function singleness, wired charging in prior art, adopt after audio amplifier of the present utility model, there is functional diversities, the function of audio plays can be provided, can also realize wireless charging function and USB output function, and simple in structure, stable performance.
For addressing the above problem, the technical scheme that the utility model adopts is: a kind of audio amplifier with wireless charging receiver, comprise audio amplifier body, and it is characterized in that: in described audio amplifier body, be provided with wireless charging receiver;
Described wireless charging receiver comprises wireless charging receiving circuit, carries out wireless charging function for being embodied as audio amplifier;
Described wireless charging receiving circuit is electrically connected with audio frequency Play Control circuit, and audio frequency Play Control circuit is used for realizing audio playing function;
Described audio frequency Play Control circuit is electrically connected with usb circuit, and usb circuit is used for realizing USB power output function.
Adopt this technical scheme, described audio amplifier, on the basis of realizing its inherent function, also possesses wireless charging and USB output function, functional diversities, one-object-many-purposes.
A kind of prioritization scheme, described wireless charging receiving circuit comprises induction receiving coil and the controller of electrical connection;
Described induction receiving coil is for receiving the signal with wireless charging emission function components and parts;
Described controller is for receiving the induction signal that receives of receiving coil and charging for the internal battery of audio amplifier body.
Adopt this technical scheme, described wireless charging receiving circuit possesses advantage simple in structure, charging performance is stable.
Another kind of prioritization scheme, described audio frequency Play Control circuit comprises power input, power input is electrically connected with rectification and voltage conversion circuit, rectification and voltage conversion circuit are connected with diverter switch, wireless charging receiving circuit is electrically connected with diverter switch, diverter switch is connected with internal battery, internal battery is connected with audio amplifier audio frequency and processes and power amplifier loudspeaker unit, usb circuit is connected with internal battery, and internal battery is used to the processing of audio amplifier audio frequency and power amplifier loudspeaker unit and usb circuit that power supply is provided.
Adopt this technical scheme, can realize easily the switching between desk lamp original function and wireless charging function, easy to use.
Another prioritization scheme, described diverter switch adopts electronic type diverter switch or the two switches of putting of mechanical type hilted broadsword.
Further prioritization scheme, described electronic type diverter switch comprises diode D1 in parallel and diode D2, the positive pole of diode D1 is connected with rectification and voltage conversion circuit, the positive pole of diode D2 is connected with wireless charging receiving circuit, after the negative pole of diode D1 is connected with the negative pole of diode D2, is connected with internal battery.
Adopt technique scheme, because the unidirectional general character of diode makes can not interact between filtering and voltage conversion circuit and wireless charging receiving circuit, stable performance.
The utility model is taked above technical scheme, have the following advantages: comprise audio amplifier body, in audio amplifier body, be provided with wireless charging receiver, described wireless charging receiver comprises wireless charging receiving circuit, wireless charging receives electricity and is electrically connected with audio frequency Play Control circuit, audio frequency Play Control circuit is electrically connected with usb circuit, there is wireless charging receiving function and USB output function, utilize electromagnetic induction principle, in the time of wireless charging, the coil of transmitting terminal is close with the induction receiving coil of receiving terminal, the magnetic signal of transmitting coil is converted to the signal of telecommunication of interchange through induction receiving coil, this signal of telecommunication is converted to the 5V voltage of direct current through the rectifying and wave-filtering of controller, charge to internal battery, by the 5V direct current of internal battery, be connected to the USB interface of standard, in the time that USB device is connected to USB interface by USB line, the 5V powered by direct current that just can utilize internal battery to provide, one-object-many-purposes, for consumer offers convenience.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Brief description of the drawings
Accompanying drawing 1 is the electrical schematic diagram of the audio amplifier with wireless charging receiver in the utility model embodiment;
Accompanying drawing 2 is electrical schematic diagrams of electronic type diverter switch in the utility model embodiment;
Accompanying drawing 3 is pin schematic diagrames of the utility model embodiment middle controller;
In figure:
1-audio frequency Play Control circuit, 2-USB interface circuit, 3-wireless charging receiving circuit.
Embodiment
Embodiment, as shown in Figure 1, a kind of audio amplifier with wireless charging receiver, comprise audio amplifier body, in audio amplifier body, be provided with wireless charging receiver, described wireless charging receiver comprises wireless charging receiving circuit 3, wireless charging receiving circuit 3 is electrically connected with audio frequency Play Control circuit 1, audio frequency Play Control circuit 1 is electrically connected with usb circuit 2, described audio frequency Play Control circuit 1 is for realizing audio playing function, described interface circuit 2 is for realizing USB power output function, and described wireless charging receiving circuit 3 carries out wireless charging function for being embodied as audio amplifier.
Described audio frequency Play Control circuit 1 comprises power input, described power input adopts the input of AC220V civil power, power input is electrically connected with rectification and voltage conversion circuit, rectification and voltage conversion circuit are connected with diverter switch, diverter switch is connected with internal battery and audio amplifier audio frequency is processed and power amplifier loudspeaker unit, described internal battery and audio amplifier audio frequency are processed and the electrical connection of power amplifier loudspeaker unit, diverter switch adopts electronic type diverter switch, as shown in Figure 2, described electronic type diverter switch comprises diode D1 in parallel and diode D2, the positive pole of diode D1 is connected with rectification and voltage conversion circuit, the positive pole of diode D2 is connected with wireless charging receiving circuit, after being connected with the negative pole of diode D2, the negative pole of diode D1 is connected with internal battery, because the unidirectional general character of diode, make can not interact between rectification and voltage conversion circuit and wireless charging receiving circuit, internal battery and audio amplifier audio frequency are processed and power amplifier loudspeaker unit and usb circuit 2 are connected, internal battery is used to the processing of audio amplifier audio frequency and power amplifier loudspeaker unit and usb circuit 2 that power supply is provided.
Described diverter switch also can adopt mechanical type hilted broadsword pair to put switch, for switching between rectification and voltage conversion circuit and wireless charging receiving circuit.
Under civil power mode of operation: AC220V civil power is inputted by after rectification and voltage conversion circuit, coordinate the control of diverter switch, the normal direct voltage output that power supply is converted to audio amplifier is to audio amplifier, if internal battery electric weight is full closing not, will realize wireless charging receiving circuit 3 automatically for its charging is until be full of.
Under wireless charging pattern: the power conversion that wireless charging receiving circuit receives wireless charging reflector is that 5V direct voltage is charge in batteries.
Described wireless charging receiving circuit 3 comprises controller, as shown in Figure 3, the enable signal end EN of described controller is in the time of high level, controller is in running order, the induction receiving coil input AC2 of the induction receiving coil input AC1 of controller and controller is connected with induction receiving coil, described induction receiving coil is for receiving the signal with wireless charging emission function, for internal battery carries out wireless charging, the charging completion signal that the charging completion signal input CHG END of controller is used for receiving internal battery is as control signal, the signal output part OUT of controller is electrically connected with diverter switch, the temperature detecting input TS of controller is used for realizing overheat protector function, the power end VCC of controller is used to controller that operating voltage is provided, the earth terminal GND of controller is for ground connection, the controller adopting in the present embodiment is only for realizing the intrinsic function of components and parts itself, the connection of described controller and be embodied as those skilled in that art's known technology, therefore no longer set forth in the present embodiment.
The described audio amplifier with wireless charging receiver is mainly to utilize electromagnetic induction principle, the transmitting terminal of wireless charging also has a coil, function is to convert electrical signals to magnetic signal, in the time of wireless charging, the coil of transmitting terminal is close with the induction receiving coil of receiving terminal, the magnetic signal of transmitting coil is converted to the signal of telecommunication of interchange through induction receiving coil, this signal of telecommunication is converted to the 5V voltage of direct current through the rectifying and wave-filtering of controller, charge to internal battery.
By the 5V direct current of internal battery, be connected to the USB interface of standard, in the time that USB device is connected to USB interface by USB line, the 5V powered by direct current that just can utilize internal battery to provide.
The structure of described audio amplifier is known by the public, and inventive point of the present utility model does not also lie in the variation of audio amplifier contour structures, and therefore in the present embodiment, no longer the structure to audio amplifier illustrates and further elaborates.
Finally it should be noted that: the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although the utility model is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record previous embodiment is modified, or part technical characterictic is wherein equal to replacement.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (5)
1. the audio amplifier with wireless charging receiver, comprises audio amplifier body, it is characterized in that: in described audio amplifier body, be provided with wireless charging receiver;
Described wireless charging receiver comprises wireless charging receiving circuit (3), carries out wireless charging function for being embodied as audio amplifier;
Described wireless charging receiving circuit (3) is electrically connected with audio frequency Play Control circuit (1), and audio frequency Play Control circuit (1) is for realizing audio playing function;
Described audio frequency Play Control circuit (1) is electrically connected with usb circuit (2), and usb circuit (2) is for realizing USB power output function.
2. a kind of audio amplifier with wireless charging receiver as claimed in claim 1, is characterized in that: described wireless charging receiving circuit (3) comprises induction receiving coil and the controller of electrical connection;
Described induction receiving coil is for receiving the signal with wireless charging emission function components and parts;
Described controller is for receiving the induction signal that receives of receiving coil and charging for the internal battery of audio amplifier body.
3. a kind of audio amplifier with wireless charging receiver as claimed in claim 1 or 2, it is characterized in that: described audio frequency Play Control circuit (1) comprises power input, power input is electrically connected with rectification and voltage conversion circuit, rectification and voltage conversion circuit are connected with diverter switch, wireless charging receiving circuit is electrically connected with diverter switch, diverter switch is connected with internal battery, internal battery is connected with audio amplifier audio frequency and processes and power amplifier loudspeaker unit, usb circuit (2) is connected with internal battery, internal battery is used to the processing of audio amplifier audio frequency and power amplifier loudspeaker unit and usb circuit (2) that power supply is provided.
4. a kind of audio amplifier with wireless charging receiver as claimed in claim 3, is characterized in that: described diverter switch adopts electronic type diverter switch or the two switches of putting of mechanical type hilted broadsword.
5. a kind of audio amplifier with wireless charging receiver as claimed in claim 4, it is characterized in that: described electronic type diverter switch comprises diode D1 in parallel and diode D2, the positive pole of diode D1 is connected with rectification and voltage conversion circuit, the positive pole of diode D2 is connected with wireless charging receiving circuit (3), after the negative pole of diode D1 is connected with the negative pole of diode D2, is connected with internal battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360915.9U CN204014012U (en) | 2014-07-02 | 2014-07-02 | A kind of audio amplifier with wireless charging receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360915.9U CN204014012U (en) | 2014-07-02 | 2014-07-02 | A kind of audio amplifier with wireless charging receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204014012U true CN204014012U (en) | 2014-12-10 |
Family
ID=52053948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420360915.9U Expired - Lifetime CN204014012U (en) | 2014-07-02 | 2014-07-02 | A kind of audio amplifier with wireless charging receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204014012U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852426A (en) * | 2015-04-30 | 2015-08-19 | 成都迈奥信息技术有限公司 | Solar-based smart watch charging base |
| CN105049988A (en) * | 2015-08-04 | 2015-11-11 | 黑龙江真美广播通讯器材有限公司 | Portable sound box with wireless charging device |
| CN107580273A (en) * | 2017-08-16 | 2018-01-12 | 申桂花 | Portable mobile wireless audio amplifier |
-
2014
- 2014-07-02 CN CN201420360915.9U patent/CN204014012U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852426A (en) * | 2015-04-30 | 2015-08-19 | 成都迈奥信息技术有限公司 | Solar-based smart watch charging base |
| CN105049988A (en) * | 2015-08-04 | 2015-11-11 | 黑龙江真美广播通讯器材有限公司 | Portable sound box with wireless charging device |
| CN107580273A (en) * | 2017-08-16 | 2018-01-12 | 申桂花 | Portable mobile wireless audio amplifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |